Tire manufacture dating

Posted by / 24-Jun-2017 07:02

For any questions, consult with the motorcycle manufacturer. I have two Kenda 4.8 - 8 K478 tires with the following markings: K478-005, 26? asked by: Don MThe DOT number code will be stamped on one side of the tire, near the bead area.The last four numbers represent the week and year the tire was built.For example, the numbers 0410 means the fourth week of 2010.If the street oriented tires are replaced by the trail oriented tires, the motorcycle’s top speed will then be limited to the speed rating of the trail tires.A warning sticker advising of the lower speed rating should be affixed to the motorcycle where it is readily visible to the driver.

But how do you know if the tire was made in 1999 of 1989?The date of manufacture is not indicated in the numbers you listed to the best of my knowledge.Human Factors researchers at the State University of North Carolina have recently concluded that consumers can’t read the date of manufacture obscured by the week and month configuration dictated by the Tire Identification Number (aka the DOT number).) Of course, if the aircraft was made in 1970 and it still has the original tires on it, then the dating is already done for you. Eichhorn is a 7,000-hour pilot for the Federal Aviation Administration.He is based at Ronald Reagan Washington National Airport.

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Some tire manufacturers also molded a little triangle into the tire adjacent to the plate with one of the points facing to the left or right.

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